• Barcode
    Hi all, Has anyone got any ideas about where to get some C code to read a barcode? Ive got a pen but dont know what to plug it to.
  • Barcode
    Hello, I need to interface a barcode scanner that has a digital output to a UPSD3254. The output is not RS232, when I scope it I see it change as I pass it over the barcode. Anyone have any...
  • card reader
    I m trying to implement card reader on lpc1768. My usb part is almost done. Working ok. Right now i m facing below problems: 1) sd card i m using in card reader is 2GB which gives me 1.86 GB usage...
  • MFRD560 reader Command
    Hi All I am working with MFRD560 Smart card reader from schlumberger with 89C51RD2. All comands are working fine except Load key command. Can anybody guide me for this Command ?. Command bytes which...
  • Card Reader and the P89LPC932
    hi there, does anyone know what approach to take in interfacing the P89LPC932 to a card reader? Thank you